SYBA USB 3.0 3+1 Port PCI-e Card, Free Low Profile Bracket, Renesas Chipset Model SD-PEX20137 Type: PCI Express to USB Card External USB Ports: 3x USB Ports Internal USB Ports: 1x USB Port Internal Ports: 1 Molex Power Feed Connector Standard: USB 3.0 Operating Systems Supported: Microsoft Certified WHQL Drivers for: Windows 7 32/64-bit Vista 32/64-bit Windows XP 32/64-bit Server 2008 R2 64-bit Specifications: Based on Renesas USB 3.0 Host Controller IC Compliant with Intel's Extensible Host Controller Interface (xHCI) Specification Revision 1.0 Supports Standard and Low-profile Desktop Computer PCI-Express Interface: - PCI-Express 2.0 1-Lane (x1) Interface - Compliant with PCI Express Base Specification 2.0 - Supports PCI-Bus Power Management Interface Specification Revision 1.2 USB Interface: - Compliant with Universal Serial Bus 3.0 Specification Revision 1.0 - USB 3.0 Super-S...